18744180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3433}}^1$

素因数の和:3465

約数の個数: 96

約数和(自身を含む): 64614144

約数和(自身を除く): 45869964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 3433, 5460, 6866, 10299, 13732, 17165, 20598, 24031, 34330, 41196, 44629, 48062, 51495, 68660, 72093, 89258, 96124, 102990, 120155, 133887, 144186, 178516, 205980, 223145, 240310, 267774, 288372, 312403, 360465, 446290, 480620, 535548, 624806, 669435, 720930, 892580, 937209, 1249612, 1338870, 1441860, 1562015, 1874418, 2677740, 3124030, 3748836, 4686045, 6248060, 9372090, 18744180]

約数ペア:

[(1, 18744180), (2, 9372090), (3, 6248060), (4, 4686045), (5, 3748836), (6, 3124030), (7, 2677740), (10, 1874418), (12, 1562015), (13, 1441860), (14, 1338870), (15, 1249612), (20, 937209), (21, 892580), (26, 720930), (28, 669435), (30, 624806), (35, 535548), (39, 480620), (42, 446290), (52, 360465), (60, 312403), (65, 288372), (70, 267774), (78, 240310), (84, 223145), (91, 205980), (105, 178516), (130, 144186), (140, 133887), (156, 120155), (182, 102990), (195, 96124), (210, 89258), (260, 72093), (273, 68660), (364, 51495), (390, 48062), (420, 44629), (455, 41196), (546, 34330), (780, 24031), (910, 20598), (1092, 17165), (1365, 13732), (1820, 10299), (2730, 6866), (3433, 5460)]